Hear From the Real Iceman

By Peter Tyson

Posted 04.01.09

NOVA scienceNOW

Lonnie Thompson is a senior research scientist at Ohio State University's Byrd Polar Research Center and one of the world's foremost authorities on ancient climate. Here he talks about why today's accelerated melting of glaciers should concern us on fronts as divergent as drinking water and coastal living, climate change and infectious disease, refugees and terrorism.

Funding for NOVA scienceNOW is provided by the National Science Foundation, the Alfred P. Sloan Foundation, and PBS viewers.

National corporate funding for NOVA is provided by Cancer Treatment Centers of America.
Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting, and PBS viewers.